120112022121220 has 12 divisors (see below), whose sum is σ = 252235246454604. Its totient is φ = 48044808848480.

The previous prime is 120112022121209. The next prime is 120112022121233. The reversal of 120112022121220 is 22121220211021.

It can be written as a sum of positive squares in 2 ways, for example, as 18905243136256 + 101206778984964 = 4348016^2 + 10060158^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3002800553011 + ... + 3002800553050.

It is an arithmetic number, because the mean of its divisors is an integer number (21019603871217).

Almost surely, 2^{120112022121220} is an apocalyptic number.

120112022121220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120112022121220 is an abundant number, since it is smaller than the sum of its proper divisors (132123224333384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120112022121220 is a wasteful number, since it uses less digits than its factorization.

120112022121220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6005601106070 (or 6005601106068 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 120112022121220 its reverse (22121220211021), we get a palindrome (142233242332241).

The spelling of 120112022121220 in words is "one hundred twenty trillion, one hundred twelve billion, twenty-two million, one hundred twenty-one thousand, two hundred twenty".